Home / 17,156.36-25,713.34-10,129.25

Finding the Fourth Proportional to 17,156.36, 25,713.34 and 10,129.25

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Solution

The fourth proportional to 17,156.36, 25,713.34 and 10,129.25 is: 15,181.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,156.36 : 25,713.34 = 10,129.25 : x
  2. Step 2: Convert to fraction form
    17,156.36/25,713.34 = 10,129.25/x
  3. Step 3: Cross multiply
    17,156.36x = 25,713.34 × 10,129.25
  4. Step 4: Simplify right side
    17,156.36x = 260,456,849.20
  5. Step 5: Solve for x
    x = 260,456,849.20/17,156.36
  6. Step 6: Final answer
    x = 15,181.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.